https://hub.imt-atlantique.fr/data-engineering-foundations/elt_dbt/index.html Presentation & objectives This course offers a complete journey to understand modern data architectures and put them into practice. We will clarify the difference between ETL vs ELT and specify the roles of a data lake, data warehouse, and lakehouse — principles, use cases, and trade-offs. An ELT project with dbt will illustrate data processing strategies, dimension historization, and the basics of data quality (testing, documentation, control). By the end of this course, students will be able to: Hugo en-us